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QuantumGate.py
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QuantumGate.py
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# -*- coding: utf-8 -*-
"""
Created on Tue Nov 19 20:45:54 2019
@author: User
"""
from qiskit import QuantumRegister, ClassicalRegister, QuantumCircuit, execute, Aer
from qiskit.compiler import transpile
import numpy as np
import collections
import random
import matplotlib.pyplot as plt
import os
plt.ioff()
'''
Function to create folder
'''
def createFolder(directory):
try:
if not os.path.exists(directory):
os.makedirs(directory)
except OSError:
print ('Error: Creating directory. ' + directory)
'''
Define class
'''
class QuantumOthello():
def __init__(self, num, turn):
self.num = num
self.turn = turn
self.qc = QuantumCircuit(num)
self.turnA = int(self.turn/2)
self.turnB = self.turn - self.turnA
self.GateA = self.RandomGate(self.turnA)
self.GateB = self.RandomGate(self.turnB)
self.MeasurementBasis = self.RandomBasis()
def StartTheGame(self):
for i in range(self.num):
if i % 2 == 0:
x = str(input('A, instruction >'))
y = int(input('A #qubit >'))
self.initial(x, y)
else:
x = str(input('B, instruction >'))
y = int(input('B #qubit >'))
self.initial(x, y)
self.end_initial()
#q.get_cir()
print('End of initialization')
for i in range(self.turn):
if i % 2 == 0:
x = str(input('A, instruction >'))
if x == 'CX':
y1 = int(input('Control qubit #> '))
y2 = int(input('target qubit #> '))
self.operation(x, [y1, y2])
else:
y = int(input('A #qubit >'))
self.operation(x, y)
else:
x = str(input('B, instruction >'))
if x == 'CX':
y1 = int(input('Control qubit #> '))
y2 = int(input('target qubit #> '))
self.operation(x, [y1, y2])
else:
y = int(input('B #qubit >'))
self.operation(x, y)
result = self.RuntheGaame()
print(result)
def get_cir(self, trans=False):
createFolder('./fig')
style = { 'showindex': True,
'cregbundle' : True, 'dpi' : 300}
if trans == True:
return transpile(self.qc, basis_gates = ['x', 'h', 'u3', 'cx']).draw(output='mpl', style = style, fold=100)
return self.qc.draw(output='mpl', style = style, fold=100)
def initial(self, instruction, num, vector=None):
''' Normal gate version '''
if instruction == '+':
self.qc.h(num)
elif instruction == '-':
self.qc.x(num)
self.qc.h(num)
elif instruction == '1':
self.qc.x(num)
elif instruction == '0':
None
else:
print('invalid initialize instruction')
def SeqInitial(self, instruction):
for i in range(self.num):
self.initial(instruction[i], i)
def end_initial(self):
self.qc.barrier()
def operation(self, oper, num):
if type(num) == list and len(num) == 2:
num_control = num[0]
num_target = num[1]
if type(num) == list and len(num) == 1:
num = num[0]
if oper == 'H':
self.qc.h(num)
if oper == 'CX':
self.qc.cx(num_control, num_target)
if oper == 'X':
self.qc.x(num)
if oper == 'Z':
self.qc.z(num)
if oper == 'HX':
self.qc.h(num)
self.qc.x(num)
if oper == 'CZ':
self.qc.cz(num_control, num_target)
def RuntheGame(self):
self.qc.barrier()
for i in range(self.num):
if self.MeasurementBasis[i] == 'X':
self.qc.h(i)
elif self.MeasurementBasis[i] == 'Y':
self.qc.sdg(i)
self.qc.h(i)
else:
None
self.qc.measure_all()
self.get_cir().savefig('fig/Mreasurment.png')
backend = Aer.get_backend('qasm_simulator') #qasm_simulator
job = execute(self.qc, backend=backend, shots = 8192).result().get_counts()
List = {'0': 0, '1': 0}
for i in job:
if len(collections.Counter(i).most_common()) == 2:
t, t_c = collections.Counter(i).most_common(2)[0]
d, d_c = collections.Counter(i).most_common(2)[1]
if t_c > d_c:
List[t] += job[i]
elif t_c < d_c:
List[d] += job[i]
else:
None
else:
t, _ = collections.Counter(i).most_common(1)[0]
List[t] += job[i]
return List
def ReturnResult(self, result, error = 500):
if abs(result['0'] - result['1']) < error:
return 'tie'
elif result['0'] > result['1']:
return '0'
else:
return '1'
def RandomBasis(self):
Basis = ['X', 'Z']
return random.choices(Basis, k=self.num)
def RandomGate(self, numTurn):
Gate = ['H', 'HX', 'CX', 'CZ']
return random.choices(Gate, k=numTurn)
def RemoveOper(self, player, gate):
if player == 'A':
self.GateA.remove(gate)
else:
self.GateB.remove(gate)